ash: small code shrink

diff --git a/shell/ash.c b/shell/ash.c
index 08bdfc3b3fd7e62b8f7919d509bcf713a9d89b06..7a63fcec77b222dc967f735e1a12160e34baab23 100644 (file)
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -1656,12 +1656,12 @@ struct shparam {
 static void
 freeparam(volatile struct shparam *param)
 {
-       char **ap;
-
        if (param->malloced) {
-               for (ap = param->p; *ap; ap++)
-                       free(*ap);
-               free(param->p);
+               char **ap, **ap1;
+               ap = ap1 = param->p;
+               while (*ap)
+                       free(*ap++);
+               free(ap1);
        }
 }